CN109774797A - Structure for side portion of vehicle - Google Patents
Structure for side portion of vehicle Download PDFInfo
- Publication number
- CN109774797A CN109774797A CN201811311533.6A CN201811311533A CN109774797A CN 109774797 A CN109774797 A CN 109774797A CN 201811311533 A CN201811311533 A CN 201811311533A CN 109774797 A CN109774797 A CN 109774797A
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- Prior art keywords
- floor
- side flange
- vehicle
- edge beam
- body platform
- Prior art date
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- Granted
Links
- 238000005728 strengthening Methods 0.000 claims abstract description 24
- 238000009434 installation Methods 0.000 claims abstract description 6
- 238000005452 bending Methods 0.000 description 17
- 238000003466 welding Methods 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 241001442589 Convoluta Species 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/20—Floors or bottom sub-units
- B62D25/2009—Floors or bottom sub-units in connection with other superstructure subunits
- B62D25/2036—Floors or bottom sub-units in connection with other superstructure subunits the subunits being side panels, sills or pillars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/005—Arrangement or mounting of seats in vehicles, e.g. dismountable auxiliary seats
- B60N2/015—Attaching seats directly to vehicle chassis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D27/00—Connections between superstructure or understructure sub-units
- B62D27/02—Connections between superstructure or understructure sub-units rigid
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Aviation & Aerospace Engineering (AREA)
- Body Structure For Vehicles (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The present invention provides a kind of structure for side portion of vehicle.L-shaped retainer (60) as strengthening part is set to the installation position of installation forward seat bracket (40) and rear seat carrier (50) on doorframe lower-edge beam (20) and body platform (10).In addition, L-shaped retainer (60) includes the second side flange (61), the inner sidewall (21A) to be engaged in doorframe lower-edge beam (20) in a manner of the opposite side in the first side flange (14B) across the floor section of body platform (10) (12)；And the first floor side flange (62), it is linked to the second side flange (61) and is engaged in the floor section (12) of body platform (10).
Description
This application claims submit on November 15th, 2017 application No. is the preferential of the Japanese patent application of 2017-219752
Power, entire contents are incorporated by reference into herein.
Technical field
This disclosure relates to structure for side portion of vehicle more particularly to the structure for side portion of vehicle on seat mounting portion periphery.
Background technique
In the both sides of vehicle, a pair of of doorframe lower-edge beam as skeleton part extends along the longitudinal direction.By a pair
The mode of doorframe lower-edge beam clamping is supported by the body platform for constituting the floor of car room.As illustrated in Figure 8 like that, in vehicle body
The vehicle-width direction outboard end of plate 100 is formed with flange 102.Flange 102 is engaged in the vehicle width of doorframe lower-edge beam 110
Side wall 112 (inner sidewall) on the inside of direction.
In addition, the seat carrier 130 when installing seat 120 to car room, used as support member.Such as Japanese special
It opens in 2009-126419 bulletin, engages seat support in a manner of across both doorframe lower-edge beam 110 and body platform 100
Frame 130.Specifically, as illustrated in Figure 8 like that, being arranged in the vehicle-width direction outboard end of seat carrier 130 convex
Edge 132 is engaged in doorframe lower-edge beam 110.In addition, the flange of the vehicle-width direction medial end setting in seat carrier 130
134 are engaged in the floor section 104 of body platform 100.
Summary of the invention
However, the male and fomale(M&F)s such as bad road when driving, from seat to seat carrier input up and down direction on load.Separately
Outside, in turning, from load of the seat in seat carrier input width direction (transverse direction).
In Fig. 9, as the example of the former (input up and down direction load), shows to seat carrier 130 and have input by sky
The state when load in the lower direction that heart arrow indicates.Seat carrier 130 is exerted a force in downward direction, thus body platform 100,
The expansion of bending section 106 (become flexural center) between flange 102 and floor section 104 and the flexure downwards of body platform 100 (under
It is heavy).Using the flexure as cause, seat 120 is vibrated up and down.In addition, the junction 140A to the flange 102 of body platform 100 is defeated
Enter shear-type load L100, engagement may remove.
In Figure 10, as the example of the latter's (input width direction load), shows to seat carrier 130 and have input by sky
Heart arrow indicate towards load on the inside of width direction when state.Seat carrier 130 is pulled to width direction inside, from
And it is pulled via the junction 140B engaged with the flange 134 by body platform 100 to width direction inside.It is with the pulling
Cause, the bending section 106 of body platform 100 be unfolded (extension) and body platform 100 to width direction offset inboard.With the offset
For cause, seat 120 vibrates in the width direction.It is pulled in addition, being inputted to the junction 140A of the flange 102 of body platform 100
Load L 102, engagement may remove.
The disclosure is designed to provide one kind seat compared with the past for being able to suppress the deformation along with body platform
The structure for side portion of vehicle of vibration and the removing at the junction between body platform and doorframe lower-edge beam.
Solution for solving the problem
This disclosure relates to structure for side portion of vehicle.The structure is equipped with doorframe lower-edge beam, body platform, seat carrier and reinforcement part
Part.Doorframe lower-edge beam extends along vehicle front-rear direction.Body platform has the floor section for constituting car room floor and is set to floor
The vehicle-width direction outboard end in portion and the first side engaged with the side wall on the inside of the vehicle-width direction of doorframe lower-edge beam
Flange.Seat carrier is installed on doorframe lower-edge beam and body platform.Strengthening part is set on doorframe lower-edge beam and body platform
The installation position of seat carrier is installed.In addition, strengthening part includes the second side flange, across the floor section of body platform
And the mode of the opposite side in the first side flange is engaged in the side wall of doorframe lower-edge beam；And the first floor side flange, connection
In the second side flange and it is engaged in the floor section of body platform.
According to above structure, the first side flange of body platform is engaged in the side wall of doorframe lower-edge beam, and reinforcement part
Second side flange of part is engaged in the side wall of doorframe lower-edge beam.Strengthening part is also engaged in vehicle by its first floor side flange
Body floor, therefore the junction compared with the past for increasing body platform and the connection of doorframe lower-edge beam by using strengthening part.
By increasing junction, and make load (shear-type load the pulls load) dispersion (mitigation) inputted to each junction, can press down
Make the removing of engagement.
In addition, strengthening part is to be in the first side flange across the floor section of body platform for the second side flange
The mode of opposite side configures and is engaged in the side wall of doorframe lower-edge beam, and makes the first floor side linked with the second sidewall flange
Flange is engaged in the floor section of body platform.By having such structure, conduct the first side flange and ground of body platform
The flexural rigidity of the bending section on the boundary between plate portion improves, as a result, compared with the past can inhibit with the expansion of bending section
For the vibration of the seat of cause.
In addition, on the basis of disclosed above, be also possible to seat carrier rear and front end have third side flange and
Second floor side flange, above-mentioned third side flange be engaged in doorframe lower-edge beam side wall and strengthening part the second side it is convex
Edge, above-mentioned second floor side flange are engaged in the floor section of body platform and the first floor side flange of strengthening part.
According to above structure, between the engagement and body platform and seat carrier between doorframe lower-edge beam and seat carrier
Engagement in accompany strengthening part, thus junction periphery rigidity improve, as a result, the vibration of seat can be inhibited.
In addition, being also possible to have the floor crossmember extended in the vehicle width direction on the basis of disclosed above.?
In this case, strengthening part is extended in a manner of intersecting with floor crossmember along doorframe lower-edge beam.In addition, in the vehicle of floor crossmember
Width direction outboard end is equipped with the 4th side flange and third floor side flange, and above-mentioned 4th side flange is engaged in doorframe
The side wall of lower-edge beam and the second side flange of strengthening part, above-mentioned third floor side flange are engaged in the floor section of body platform
With the first floor side flange of strengthening part.
It is accompanied in the engagement between engagement and floor crossmember and body platform between floor crossmember and doorframe lower-edge beam
Strengthening part, thus the rigidity on junction periphery improves, and floor crossmember can be inhibited to be displaced, and so-called vehicle body rigidly improves.
Invention effect
According to the disclosure, the junction of the vibration compared with the past for being able to suppress seat and body platform and doorframe lower-edge beam
Removing.
Detailed description of the invention
The present invention is further illustrated referring to Figure of description, and identical appended drawing reference is in these views in Figure of description
It is middle to indicate identical component, in which:
Fig. 1 is to illustrate the perspective view of the structure for side portion of vehicle of present embodiment.
Fig. 2 is to illustrate the perspective view of the body platform and L-shaped retainer of present embodiment.
Fig. 3 is the A-A cross-sectional view of Fig. 1.
Fig. 4 is A-A cross-sectional view when having input the upward load in lower section to seat carrier from seat.
Fig. 5 is A-A cross-sectional view when having input the load in width direction (transverse direction) from seat to seat carrier.
Fig. 6 is the perspective view for illustrating the rigid improvement effect of floor crossmember.
Fig. 7 is the front sectional view for indicating other structure for side portion of vehicle of present embodiment.
Fig. 8 is the front sectional view for indicating the structure for side portion of vehicle of the prior art.
Fig. 9 is to have input the upward load in lower section from seat to seat carrier in the structure for side portion of vehicle of the prior art
When front sectional view.
Figure 10 is to have input width direction (transverse direction) from seat to seat carrier in the structure for side portion of vehicle of the prior art
On load when front sectional view.
Specific embodiment
Fig. 1 exemplifies the perspective view of the structure for side portion of vehicle of present embodiment.In addition, in FIG. 1 to FIG. 7, due to vehicle
The symmetry of structure and the right side for only illustrating vehicle, but left side also has same structure.
In addition, vehicle front-rear direction is shown by the axis indicated by mark FR in FIG. 1 to FIG. 7, by by mark RW
The axis of expression shows vehicle-width direction (suitably referred to as following width direction), is shown by the axis indicated by mark UP
Vertical direction.Mark FR is the simple of " Front ", and front-rear direction axis FR is using vehicle front as positive direction.Mark RW is " Right
Width's " is simple, and width direction axis RW is using right width direction as positive direction.In addition the above direction altitude axis UP is positive direction.
As shown in Figure 1, above-mentioned FR axis, RW axis, UP axis are mutually orthogonal.Hereinafter, in the side portion of vehicle for illustrating present embodiment
When structure, suitably it is illustrated on the basis of these three axis.Such as " front end " refers to the FR axis positive direction side of arbitrary component
End, " rear end " refers to the end of the FR axis negative direction side of arbitrary component." width on the inside of " refers to along RW axis and opposite
Property for the width direction of vehicle on the inside of, " width on the outside of " refer to along RW axis and relativity for the width direction of vehicle outside
Side.In addition, " upside " is the positive direction side of UP axis with referring to relativity, " downside " is the negative direction of UP axis with referring to relativity
Side.
The structure for side portion of vehicle of present embodiment has: body platform 10, doorframe lower-edge beam 20, floor crossmember 30, front
Seat carrier 40, rear seat carrier 50 and L-shaped retainer 60.
Illustrated by as shown in Figure 1, Figure 2 like that, body platform 10 is the floor of car room, by for example with a thickness of 0.65mm's or so
Aluminium plate is constituted.Body platform 10 has the floor section 12 and first side flange 14A, 14B, 14C for constituting car room floor.The
One side flange 14A, 14B, 14C is set to the width direction outboard end of floor section 12.In addition, in Fig. 1, Fig. 2 and Fig. 6,
When illustrating floor section 12, the concaveconvex shapes such as the induction slot of so-called reinforcement are omitted, only illustrate the depth as the induction slot
The general face of the datum level of degree etc..
As illustrated in fig. 2, extended surface (RW-FR of first side flange 14A, 14B, the 14C relative to floor section 12
Plane) and be bent.Specifically, first side flange 14A, 14C is bent (bending) from 12 upward direction of floor section, the first side
Flange 14B is bent in downward direction from floor section 12.
Referring to Fig.1, the first side flange 14B is set to forward seat bracket 40, floor crossmember 30 and rear seat carrier 50
The position installed.As described later, L-shaped retainer 60 is configured at the position.That is, in body platform 10 and doorframe lower-edge beam 20
The L-shaped retainer 60 is accompanied between forward seat bracket 40, floor crossmember 30 and rear seat carrier 50.In addition, first
The front-rear direction length of side flange 14B and the front-rear direction same length of L-shaped retainer 60, or be defined as comparing L
Font retainer 60 is long.
Doorframe lower-edge beam 20 is the skeleton part extended along vehicle front-rear direction.Doorframe lower-edge beam 20 is for example set on vehicle
The two side ends in car room region.The doorframe lower-edge beam 20 of right-hand end is shown in FIG. 1.Such as doorframe lower-edge beam 20 includes relatively
Inner part 22 on the inside of width direction and the outer part 24 being relatively set on the outside of width direction and constitute.Inside portion
The flange 26 of the upper and lower side setting of part 22 is engaged with the flange 28 that the upper and lower side of outer part 24 is arranged, thus doorframe lower-edge beam 20
Using closed cross sectional structure.
In addition, × label indicates junction in FIG. 1 to FIG. 7.Junction can be pad, or such as base
In the pad of laser spiral welded.
Floor crossmember 30 is the skeleton part extended in the width direction.Before floor crossmember 30 is for example set to along front-rear direction
Between square seat carrier 40 and rear seat carrier 50.
Floor crossmember 30 is formed as the carnival hat shape being for example open downwards, and the lower opening is by the floor of body platform 10
Thus portion 12, which closes, becomes closed cross sectional structure.Floor crossmember 30 has the horizontal main part 32 extended in the width direction and from horizontal master
Multiple flanges that body portion 32 is stretched out.
Floor crossmember 30 has the 4th stretched out respectively along the longitudinal direction in the width direction outboard end of horizontal main part 32
Side flange 34A, 34B are as flange.In addition, floor crossmember 30 has in a manner of Chong Die with the upper wall 23 of doorframe lower-edge beam 20
The the second upper surface flange 36 stretched out.In addition, be equivalent to the third floor side flange 38A of the visor portion of above-mentioned carnival hat shape,
The lower end of horizontal main part 32 is arranged in along the front-rear direction of horizontal main part 32 with stretching out respectively by 38B.Third floor side flange 38A,
38B is extended to the width direction outboard end of horizontal main part 32.
Forward seat bracket 40 and rear seat carrier 50 are the support portions for supporting seat 70 (referring to Fig. 3) at an upper portion thereof
Part.In addition, as described later, forward seat bracket 40 and rear seat carrier 50 are installed on doorframe lower-edge beam 20 and body platform
10。
In addition, although forward seat bracket 40 and rear seat carrier 50 are relatively large etc. there are the width direction size of the latter
Discrepancy, but substantially have identical structure.Hereinafter, forward seat bracket 40 is illustrated, but rear seat support
Frame 50 also has same structure.Specifically, unless otherwise specified, hereinafter, if by ten of appended drawing reference
Number replaces with 5 from 4, then becomes the explanation of rear seat carrier 50.
Fig. 3 exemplifies the Section A-A (front sectional view) of Fig. 1.Referring to Fig.1, Fig. 3, forward seat bracket 40 have bracket
Main part 41 and the multiple flanges stretched out from bracket main body portion 41.Bracket main body portion 41 is supported in vehicle body via the flange of itself
Floor 10, doorframe lower-edge beam 20 and L-shaped retainer 60.
Bracket main body portion 41 is substantially box-formed shape, is open to doorframe lower-edge beam 20 and body platform 10.In other words, bracket
The opening of main part 41 is closed by doorframe lower-edge beam 20 and body platform 10.
The upper surface in bracket main body portion 41 is approximate horizontal, i.e., extends along FR-RW plane.It is formed with spiral shell on this upper surface
Keyhole 42.It is configured with the mobile trapped orbit 72 of seat 70 in the upper surface in bracket main body portion 41, trapped orbit 72 is not schemed
The bolt hole shown and the bolt hole 42 in bracket main body portion 41 are aligned and are fastened by bolts.In addition, the front part of trapped orbit 72
Fastening is divided to be linked to forward seat bracket 40, the rear portion fastening of trapped orbit 72 is linked to rear seat carrier 50.In addition,
Movable track 74 can be slided relative to trapped orbit 72.
It is fastened by bolts etc. on the top of movable track 74 and fastens and be linked with leg 76.In addition, support tube 78 is from leg
The upper end in portion 76 is extended in the width direction.In addition, supporting seat 70 from support tube 78 via arm 80.
Fig. 1 is returned, stretches out multiple flanges from bracket main body portion 41.Width direction outboard end in bracket main body portion 41 is set
There are the first upper surface flange 43 and third side flange 44A, 44B.First upper surface flange 43 is with from the width in bracket main body portion 41
The mode that degree direction outboard end is stretched out on the upper wall 23 of doorframe lower-edge beam 20 is formed.Third side flange 44A, 44B with from
The mode that the width direction outboard end of the front-back in bracket main body portion 41 is stretched out respectively along the longitudinal direction is arranged.
In addition, stretching out second floor side flange 45A, 45B and medial flange 46 from the lower end in bracket main body portion 41.Second ground
Plate side flange 45A, 45B is arranged in such a way that the lower end of the front-back from bracket main body portion 41 is stretched out respectively along the longitudinal direction.It is interior
Side flange 46 is in such a way that the lower end of the width direction medial surface from bracket main body portion 41 is further stretched out to width direction inside
Setting.
L-shaped retainer 60 is under main visual observation for L-shaped and the strengthening part that extends along the longitudinal direction.L-shaped is protected
Holder 60 is set to the peace of doorframe lower-edge beam 20 and installation forward seat bracket 40 and rear seat carrier 50 on body platform 10
Fill position.
Such as L-shaped retainer 60 can be than 10 wall thickness of body platform.Such as the wall thickness of L-shaped retainer 60 can be
1.2mm left and right.In addition, L-shaped retainer 60 is formed by such as aluminium plate.
L-shaped retainer 60 has the second side flange 61 and the first floor side flange 62.Second side flange 61 is opposite
Ground erects upwards.First floor side flange 62 is linked to the second side flange 61, becomes and relatively lies down in the width direction
Configuration.Second side flange 61, the first floor side flange 62 all extend along the longitudinal direction, for example, with along doorframe lower-edge beam 20 and
The mode intersected with forward seat bracket 40, floor crossmember 30 and rear seat carrier 50 extends.
<junction>
Referring to Fig.1, Fig. 3 illustrates each interstructural engagement relationship of the structure for side portion of vehicle of present embodiment.Firstly, closing
In the engagement to body platform 10, the L-shaped retainer 60 as strengthening part is engaged in body platform 10.Specifically,
Position corresponding with the first side flange 14B in the width direction outer part of the floor section 12 of body platform 10 engages L
First floor side flange 62 of font retainer 60.
In addition, as shown in figure 3, the first side flange 14B of the downward lateral bend of body platform 10 to be engaged in doorframe following
The inner sidewall 21B of beam 20.In addition, the second side flange 61 of L-shaped retainer 60 being bent upwards is engaged in doorframe lower-edge beam
20 inner sidewall 21A.
In this way, the second side flange 61 of L-shaped retainer 60 is in the floor section 12 across body platform 10
The mode of the opposite side of first side flange 14B of body platform 10 is engaged in the inner sidewall 21A of doorframe lower-edge beam 20, thus passes through
Two o'clock engagement is carried out in the up-down direction to body platform 10 and doorframe lower-edge beam 20 by L-shaped retainer 60.
In addition, first side flange 14A, 14C of body platform 10 is engaged in the inner sidewall 21A of doorframe lower-edge beam 20.
In addition, the second upper surface flange 36 of floor crossmember 30 is engaged in the inner part 22 set on doorframe lower-edge beam 20
Upper wall 23.In addition, the 4th side flange 34A, 34B of floor crossmember 30 is engaged in inner sidewall 21A and the L word of doorframe lower-edge beam 20
Second side flange 61 of shape retainer 60.Specifically, the 4th side of floor crossmember 30 is convex as illustrated in fig. 1
The lower end of edge 34A, 34B and the second side flange 61 of L-shaped retainer 60 and the inner sidewall 21A of doorframe lower-edge beam 20 are mutual
Overlapping.The lap of this three passes through the engagement such as welding.
In addition, third floor side flange 38A, 38B of floor crossmember 30 are engaged in the floor section 12 and L word of body platform 10
First floor side flange 62 of shape retainer 60.Specifically, as illustrated in fig. 1, the third floor of floor crossmember 30
The width direction outer end of side flange 38A, 38B and the first floor side flange 62 of L-shaped retainer 60 and body platform 10
The width direction outer end of floor section 12 is overlapped.The lap of this three passes through the engagement such as welding.
Next, about forward seat bracket 40 (rear seat carrier 50 is also identical), the first of forward seat bracket 40
Upper surface flange 43 is engaged in the upper wall 23 of doorframe lower-edge beam 20.In addition, the third side flange 44A of forward seat bracket 40,
44B is engaged in the inner sidewall 21A of doorframe lower-edge beam 20 and the second side flange 61 of L-shaped retainer 60.Specifically, as schemed
Illustrated by 1 like that, the of the lower end of third side flange 44A, 44B of forward seat bracket 40 and L-shaped retainer 60
The inner sidewall 21A of two side flanges 61 and doorframe lower-edge beam 20 is overlapped.The lap of this three is connect by welding etc.
It closes.
In addition, second floor side flange 45A, 45B of forward seat bracket 40 is engaged in the floor section 12 of body platform 10
And the first floor side flange 62 of L-shaped retainer 60.Specifically, as illustrated in fig. 1, forward seat bracket 40
The width direction outer end of second floor side flange 45A, 45B and the first floor side flange 62 of L-shaped retainer 60 and vehicle body
The width direction outer end of the floor section 12 on floor 10 is overlapped.The lap of this three passes through the engagement such as welding.
In this way, engagement and body platform 10 and forward seat support between doorframe lower-edge beam 20 and forward seat bracket 40
The L-shaped retainer 60 as strengthening part is accompanied in engagement among frame 40, thus the rigidity on junction periphery improves, knot
Fruit is to inhibit the vibration of seat 70.
<movement when input load>
Fig. 4 exemplifies that seat carrier 40 has input the load in such lower direction shown in hollow arrow forwards from seat 70
When state.Such load input can generate when driving in the concave-convex road surfaces such as bad road in vehicle.
Along with the input of lower direction load, the floor section 12 of body platform 10 is by convex from the inside of forward seat bracket 40
Edge 46 is pressed downward.At this point, floor section 12 and the first side flange of starting point as bending deformation, body platform 10
Boundary, that is, bending section 16 between 14B is reinforced by L-shaped retainer 60, can inhibit the expansion of bending section 16.As a result, can press down
The sinking of the floor section 12 of body platform 10 processed.
In addition, the input of the lower direction load along with forward seat bracket 40, convex to the first side of body platform 10
The second side flange 61 of junction 90A and L-shaped retainer 60 between edge 14B and the inner sidewall 21B of doorframe lower-edge beam 20
Shear-type load L1, L2 in junction 90B input up and down direction between the inner sidewall 21A of doorframe lower-edge beam 20.
At this point, only passing through a bit under the observation of main view section view with existing structure, that is, doorframe lower-edge beam 20 and body platform 10
The structure that junction is engaged is compared, due to passing through upper and lower two junctions 90A, 90B by doorframe lower-edge beam 20 and vehicle body
Plate 10 engages, therefore shear-type load is dispersed.Therefore, compared with the past to inhibit junction caused by the input of shear-type load
Removing.
Fig. 5 exemplifies that seat carrier 40 has input on the inside of such width direction shown in hollow arrow forwards from seat 70
Load when state.Such load input can generate in detour etc. turning in vehicle.
The floor section 12 of body platform 10 is pressed by the inside from the medial flange 46 of forward seat bracket 40 to width direction.
At this point, boundary between floor section 12 and the first side flange 14B of starting point as bending deformation, body platform 10, that is, curved
Pars convoluta 16 is reinforced by L-shaped retainer 60, can inhibit the expansion of bending section 16.As a result, the ground of body platform 10 can be inhibited
Plate portion 12 to the pulling on the inside of width direction.
In addition, being inputted along with the load on the inside of the width direction of seat carrier 40 forwards, to the of body platform 10
Second side of junction 90A and L-shaped retainer 60 between one side flange 14B and the inner sidewall 21B of doorframe lower-edge beam 20
Junction 90B between square flange 61 and the inner sidewall 21A of doorframe lower-edge beam 20 inputs the pulling load on the inside of width direction
L3、L4。
At this point, only passing through a bit under the observation of main view section view with existing structure, that is, doorframe lower-edge beam 20 and body platform 10
The structure that junction is engaged is compared, due to passing through upper and lower two junctions 90A, 90B by doorframe lower-edge beam 20 and vehicle body
Plate 10 engages, therefore pulls load and dispersed.Therefore, compared with the past to inhibit junction caused by the input of pulling load
Removing.
Fig. 6 exemplifies the perspective view of structure for side portion of vehicle.As described above, the 4th side flange 34A of floor crossmember 30,
The lower end of 34B and the second side flange 61 of L-shaped retainer 60 and the inner sidewall 21A of doorframe lower-edge beam 20 are overlapped,
The lap of this three passes through the engagement such as welding.Therefore, the junction and phase the case where eliminating L-shaped retainer 60
Than rigidity high (being difficult to deform).
When in view of displacement on such as front-rear direction of such floor crossmember 30 shown in arrow P1, it is equivalent to its root
The rigidity for the width direction end divided is improved by L-shaped retainer 60, therefore compared with the past, i.e., protects with no L-shaped
The case where holder 60, is compared, and the displacement is able to suppress.
In the same manner, the width direction outer end of third floor side flange 38A, 38B of floor crossmember 30 and L-shaped retainer
The width direction outer end of the floor section 12 of 60 the first floor side flange 62 and body platform 10 is overlapped, the weight of this three
Folded part passes through the engagement such as welding.Therefore, junction rigidity compared with the case where eliminating L-shaped retainer 60 is got higher
(being difficult to deform).
When in view of displacement in such as up and down direction of such floor crossmember 30 shown in arrow P2, it is equivalent to its root
The rigidity for the width direction end divided is improved by L-shaped retainer 60, therefore compared with the past, i.e., protects with no L-shaped
The case where holder 60, is compared, and the displacement is able to suppress.
<other examples of present embodiment>
In the above-described embodiment, by the first side flange 14B bending downwards of body platform 10, L-shaped is kept
Second bending upwards of side flange 61 of device 60, but it is not limited to which.As long as the first side flange 14B and the second side
Flange 61 across body platform 10 floor section 12 and mutually it is setting up and down.
Such as illustrated in figure 7, by the first side flange 14B of body platform 10 bending and by L word upwards
Second bending downwards of side flange 61 of shape retainer 60.Moreover, make the first floor side flange 62 of L-shaped retainer 60 from
The lower section of the floor section 12 of body platform 10 engages.In addition, the second side flange 61 of L-shaped retainer 60 is made to be engaged in doorframe
The inner sidewall 21B of lower-edge beam 20.In addition, the first side flange 14B of body platform 10 is made to be engaged in the interior of doorframe lower-edge beam 20
Side wall 21A.
In such a configuration, also doorframe lower-edge beam 20 is engaged with body platform 10 at two junctions 90A, 90B,
Therefore shear-type load and pulling load are dispersed.In addition, the bending section 16 of body platform 10 is added by L-shaped retainer 60
By force, therefore the bending deformation of bending section 16 can be inhibited, as a result, the vibration of seat 70 can be inhibited.
In addition, the present disclosure is not limited to embodiments described above, but including not departing from by claims defined
Scope of the presently disclosed technology so that essence whole changes and amendment.
Claims (3)
1. a kind of structure for side portion of vehicle, has:
Doorframe lower-edge beam extends along vehicle front-rear direction；
Body platform has the floor section for constituting car room floor and the vehicle-width direction outboard end set on the floor section
And the first side flange engaged with the side wall on the inside of the vehicle-width direction of the doorframe lower-edge beam；And
Seat carrier is installed on the doorframe lower-edge beam and the body platform,
The structure for side portion of vehicle has strengthening part, and the strengthening part is set to the doorframe lower-edge beam and the body platform
On the installation seat carrier installation position, the strengthening part includes the second side flange, with across the vehicle body
The floor section of plate and the mode of opposite side in first side flange is engaged in the described of the doorframe lower-edge beam
Side wall；And the first floor side flange, it is linked to second side flange and is engaged in the floor section of the body platform.
2. structure for side portion of vehicle according to claim 1, wherein
The seat carrier has third side flange and the second floor side flange in rear and front end, and third side flange connects
Second side flange of the side wall and the strengthening part together in the doorframe lower-edge beam, second floor side are convex
Edge is engaged in the floor section of the body platform and first floor side flange of the strengthening part.
3. structure for side portion of vehicle according to claim 1 or 2, wherein
The structure for side portion of vehicle has the floor crossmember extended in the vehicle width direction,
The strengthening part is extended in a manner of intersecting with the floor crossmember along the doorframe lower-edge beam,
It is equipped with the 4th side flange and third floor side flange in the vehicle-width direction outboard end of the floor crossmember, it is described
4th side flange is engaged in the side wall of the doorframe lower-edge beam and second side flange of the strengthening part, institute
It states third floor side flange and is engaged in the floor section of the body platform and first floor side of the strengthening part
Flange.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017-219752 | 2017-11-15 | ||
| JP2017219752A JP6977497B2 (en) | 2017-11-15 | 2017-11-15 | Vehicle side structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109774797A true CN109774797A (en) | 2019-05-21 |
| CN109774797B CN109774797B (en) | 2021-03-02 |
Family
ID=66335874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811311533.6A Expired - Fee Related CN109774797B (en) | 2017-11-15 | 2018-11-06 | Vehicle side structure |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US10723391B2 (en) |
| JP (1) | JP6977497B2 (en) |
| CN (1) | CN109774797B (en) |
| DE (1) | DE102018128544B4 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107574A (en) * | 2019-06-05 | 2019-08-09 | 华域视觉科技(上海)有限公司 | A kind of fastening assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11091016B2 (en) * | 2019-03-06 | 2021-08-17 | Mazda Motor Corporation | Lower vehicle-body structure of vehicle |
| US10967760B2 (en) * | 2019-04-04 | 2021-04-06 | Volvo Car Corporation | Lightweight c-ring crossmember and bracket assembly for a vehicle |
| JP7316513B2 (en) * | 2019-09-11 | 2023-07-28 | マツダ株式会社 | vehicle body structure |
| DE102019218697A1 (en) * | 2019-12-02 | 2021-06-02 | Volkswagen Aktiengesellschaft | Motor vehicle body with a support element and motor vehicle comprising the vehicle body |
| JP7284131B2 (en) * | 2020-09-03 | 2023-05-30 | トヨタ自動車株式会社 | vehicle |
| KR20230099253A (en) * | 2021-12-27 | 2023-07-04 | 현대자동차주식회사 | Rear vehicle body structure |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP2019089464A (en) | 2019-06-13 |
| DE102018128544A1 (en) | 2019-05-16 |
| DE102018128544B4 (en) | 2024-04-25 |
| US20190144046A1 (en) | 2019-05-16 |
| US10723391B2 (en) | 2020-07-28 |
| CN109774797B (en) | 2021-03-02 |
| JP6977497B2 (en) | 2021-12-08 |
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